Let me guess, you're running SunOS on your X server, if you happen to run
X11R6 or Solaris 2.X, then this problwem doesn't happen.
We've just had this problem fixed in the Gauntlet version of the fwtk.
Whether the fix will get folded into the fwtk is not for me to say.
> From: "David Liebke" <liebke @
> Date: Tue, 25 Jul 1995 15:12:03 -0700
> Subject: fwtk x-gw
> Unfortunately, I need to pipe X through our firewall from a couple
> sites outside our net, but I can't make the fwtk's x-gw behave.
> Activating it on the proxy host causes the window displaying the
> proxy port number to appear but once I set the display
> on an external machine to this port number and fire off an X application
> the internal host's windows lock up. The only way to unlock
> them is to kill the x-gw process on the proxy host.
> Does anybody have any idea what is going wrong?